Ignacio Berber Zavala, 43, a male from Hayward, was shot on the evening of August 22, 2025, near a homeless encampment behind the 30000 block of San Antonio Street.
Officers responding just after 8 p.m. on a reported medical emergency found the 43-year-old with a gunshot wound; he was transported for treatment and later died.
It was Hayward's sixth homicide of the year, and police opened a homicide investigation under case number 2025-048472.
In the days that followed, detectives developed a picture of a dispute within the encampment that escalated into deadly violence.
According to court documents summarized in local reporting, a witness said that after Ignacio Berber Zavala, 43, fell while trying to flee, a man took a rifle from a companion and fired as the victim tried to stand.
Both men reportedly lived at the encampment, adding a grim intimacy to the confrontation that ended with Ignacio Berber Zavala, 43, dying from his injuries.
On September 2, investigators arrested 49-year-old Rosario Raul Rodriguez Cazares.
Police announced the arrest publicly, and prosecutors later charged him with murder in Alameda County Superior Court.
He was booked into Santa Rita Jail pending court proceedings, including an initial plea hearing noted in subsequent coverage.
The victim was identified by name and age in multiple public records and memorial pages, which also fixed the date and city of the killing: Ignacio Berber Zavala, 43, died in Hayward, California, on August 22, 2025.
The incident location, near San Antonio Street and Huntwood Avenue, appears across police and press accounts, and the fatality is cataloged in regional and national gun-violence databases.
Family and friends moved quickly to honor Ignacio Berber Zavala, 43, sharing their grief and working to fulfill final wishes for burial, even as the criminal case began.
Their appeals echo the stark details in official summaries and underscore the loss behind the case files and charging sheets.
